Calorimetry: A person makes iced tea by adding ice to 1.8 kg of hot tea, initially at 80°C. How many kilograms of ice, initially at 0°C, are required to bring the mixture to 10°C? The specific heat of water (and tea) is 4186 J/kg ? K, and the latent heat of fusion of ice is 3.34 × 105 J/kg.
A. 1.0 kg
B. 1.2 kg
C. 1.4 kg
D. 1.7 kg
Answer: C
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